❤1. Package includes: 30PCS 25ml clear PLASTIC test tubes with cork stoppers..❤2. Size: 15x150mm / 0.6"x5.9", Volume: 25ml..❤3. Tube material: PS plastic, cork stoppers material: wood..❤4. Each test tube is equipped with a stopper, have a good seal. Perfect for storing powder candy and liquid. Also can be used as test tube vase to grow plants and flowers..❤5. Great for scientific experiments, Halloween decoration, Christamas decoration, scientific themed kids birthday party supplies, decorate the house, candy storage.